71903030

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:353

約数の個数: 64

約数和(自身を含む): 146266560

約数和(自身を除く): 74363530

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 113, 170, 190, 197, 226, 323, 394, 565, 646, 985, 1130, 1615, 1921, 1970, 2147, 3230, 3349, 3743, 3842, 4294, 6698, 7486, 9605, 10735, 16745, 18715, 19210, 21470, 22261, 33490, 36499, 37430, 44522, 63631, 72998, 111305, 127262, 182495, 222610, 318155, 364990, 378437, 422959, 636310, 756874, 845918, 1892185, 2114795, 3784370, 4229590, 7190303, 14380606, 35951515, 71903030]

約数ペア:

[(1, 71903030), (2, 35951515), (5, 14380606), (10, 7190303), (17, 4229590), (19, 3784370), (34, 2114795), (38, 1892185), (85, 845918), (95, 756874), (113, 636310), (170, 422959), (190, 378437), (197, 364990), (226, 318155), (323, 222610), (394, 182495), (565, 127262), (646, 111305), (985, 72998), (1130, 63631), (1615, 44522), (1921, 37430), (1970, 36499), (2147, 33490), (3230, 22261), (3349, 21470), (3743, 19210), (3842, 18715), (4294, 16745), (6698, 10735), (7486, 9605)]